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  • How to add values to a JSON object?

    - by Damiano
    Hello everybody, I have created an array with: var msg = new Array(); then, I have a function that add values to this array, this function is: function add(time, user, text){ var message = [time, user, text]; if (msg.length >= 50) msg.shift(); msg.push(message); } As you can see, if the array has 50 or more elements I remove the first with .shift(). Then I add an array as element. Ok, the code works perfectly, but now I have to loop the msg array to create a JSON obj. The JSON object should has this format: var obj = [ {'time' : time, 'user' : user, 'text' : text}, {'time' : time, 'user' : user, 'text' : text}, {'time' : time, 'user' : user, 'text' : text} ] I mean...i have to loop msg array and then store all the values inside the JSON object. I do not know how to "concatenate" the element of the array inside json obj. Could you help me? Thank you very much in advance!

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  • Error occure while validating form input using JQUERY in Firebug

    - by Param-Ganak
    Hello Friends, I have written a custom validation code in JQUERY. which is working fine. I have a login form which have two fields i.e. userid and password. I have written a custom JQUERY code for client side validation for these fields. This custom JQUERY code is working fine and gives me proper error messages as per the situation. But the problem with this code is that when I enter the invalid data in any or both field and press submit button of form then it displays the proper error message but at the same time when I checked it in Firebug it displays following error message when submit button of the form is clicked validate is not defined function onclick(event) { javascript: return validate(); }(click clientX=473, clientY=273) So please tell me where is I am wrong in my Jquery code. Thank You!

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  • JSDoc adding real code in documentation

    - by Marco Demaio
    Do you know if there is a some sort of <code> tag in JSDoc? I need to add pieces of code in mt documentation like this: /** * This function does something see example below: * <p> * var x = foo("test"); //it will show "test" message * * @param {string} str: string argumnet that will be shown in message */ function foo(str) { alert(str); } I need that the code in the comments being displaied by JSDoc as code (if not sintax highlighetd, at least as code like in preformatted or something with grey background) Thanks.

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  • How can I asynchronously monitor a file in Perl?

    - by Hussain
    I am wondering if it is possible, and if so how, one could create a perl script that constantly monitors a file/db, and then call a subroutine to perform text processing if the file is changed. I'm pretty sure this would be possible using sockets, but this needs to be used for a webchat application on a site running on a shared host, and I'm not so sure sockets would be allowed on it. The basic idea is: create a listener for a chat file/database when the file is updated with a new message, call a subroutine the called subroutine will send the new message back to the browser to be displayed Thanks in advance.

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  • IE7: element showing even with display: none

    - by dmr
    I am trying to hide a "required" message when the page is first shown. On FF and IE8 this works, but for some reason the message shows on IE7. Here is the HTML: <div id="passwordDivRequired" class="requiredMsg"> <img src="images/required.png" /> Required </div> And here is the CSS: .requiredMsg img{ width: 1.5em; height: 1.5em; position: relative; bottom: -.4em; } div .requiredMsg { color: #BF5754; display: none; }

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  • openDatabase Hello World

    - by cf_PhillipSenn
    I'm trying to learn about openDatabase, and I think this I'm getting it to INSERT INTO TABLE1, but I can't verify that the SELECT * FROM TABLE1 is working. <html> <head> <script src="http://www.google.com/jsapi"></script> <script type="text/javascript"> google.load("jquery", "1"); </script> <script type="text/javascript"> var db; $(function(){ db = openDatabase('HelloWorld'); db.transaction( function(transaction) { transaction.executeSql( 'CREATE TABLE IF NOT EXISTS Table1 ' + ' (TableID INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT, ' + ' Field1 TEXT NOT NULL );' ); } ); db.transaction( function(transaction) { transaction.executeSql( 'SELECT * FROM Table1;',function (transaction, result) { for (var i=0; i < result.rows.length; i++) { alert('1'); $('body').append(result.rows.item(i)); } }, errorHandler ); } ); $('form').submit(function() { var xxx = $('#xxx').val(); db.transaction( function(transaction) { transaction.executeSql( 'INSERT INTO Table1 (Field1) VALUES (?);', [xxx], function(){ alert('Saved!'); }, errorHandler ); } ); return false; }); }); function errorHandler(transaction, error) { alert('Oops. Error was '+error.message+' (Code '+error.code+')'); transaction.executeSql('INSERT INTO errors (code, message) VALUES (?, ?);', [error.code, error.message]); return false; } </script> </head> <body> <form method="post"> <input name="xxx" id="xxx" /> <p> <input type="submit" name="OK" /> </p> <a href="http://www.google.com">Cancel</a> </form> </body> </html>

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  • How to prevent "This program might not have installed correctly" messages on Vista

    - by Jason
    I have a product setup executable that copies some files to the user's hard drive. It's not a typical installer in the normal sense (it doesn't add anything to the Start Menu or Program Files folders). Each time the setup program is run on Vista, after the exe terminates, Vista produces a task dialog: This program might not have installed correctly Reinstall using recommended settings This program installed correctly Is there a function I need to call from the exe or registry entry to set, to indicate to the operating system that the program installed correctly (or to at least supress this message)? Related questions: http://stackoverflow.com/questions/1069135/this-program-might-not-have-installed-correctly-message-in-windows-7-rc (for Windows 7-specific issues)

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  • Visual Studio namespace errors after deleting userControls

    - by msfanboy
    Really Visual Studio can be so annoying sometimes... I did nothing else than deleting 3 UserControls in a folder. Since that time I get a error message I do not get rid of. Whatever I do I can not build successfully my project. I did not touch the SchoolAdministrationUC.xaml file , but I deleted 3 other UserControls also located in the path: TBM\View\SchoolclassAdministration\ Error message from VS: Error 1 The type or namespacename "SchoolclassAdministration" is in namespace "TBM.View" not available. (missing assembly reference?) E:\TBM\obj\x86\Debug\View\SchoolclassAdministration\SchoolAdministrationUC.g.cs 33 16 TBM How do I get rid of error ?

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  • Frame skipping with OpenGL and WinAPI?

    - by user146780
    Here is my situation. I'm creating a drawing application using OpenGL and WinAPI. My OpenGL frame has scrollbars which renders the screen and modifies GlTranslatef when it gets a scroll message. The problem is wen I get too many shapes the scrollbar is less responsive since it cannot rerender it each and every time it gets a scroll message. How could I make it so the scrollbar has priority. I want it to skip drawing if it would compromise the smoothness of the scrolling. I thought of doing rendering on a separate thread but I was told all UI things should stay on the same thread. Thanks

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  • Error With Sending mail (kSKPSMTPPartMessageKey is nil)

    - by user1553381
    I'm trying to send mail in iPhone using "SKPSMTPMessage" and I added the libraries, In my class I added the following code: - (IBAction)sendMail:(id)sender { // if there are a connection if ([theConnection isEqualToString:@"true"]) { if ([fromEmail.text isEqualToString:@""] || [toEmail.text isEqualToString:@""]) { UIAlertView *warning = [[UIAlertView alloc] initWithTitle:@"?????" message:@"?? ??? ????? ???? ????????" delegate:self cancelButtonTitle:@"?????" otherButtonTitles:nil, nil]; [warning show]; }else { SKPSMTPMessage *test_smtp_message = [[SKPSMTPMessage alloc] init]; test_smtp_message.fromEmail = fromEmail.text; test_smtp_message.toEmail = toEmail.text; test_smtp_message.relayHost = @"smtp.gmail.com"; test_smtp_message.requiresAuth = YES; test_smtp_message.login = @"[email protected]"; test_smtp_message.pass = @"myPass"; test_smtp_message.wantsSecure = YES; NSString *subject= @"Suggest a book for you"; test_smtp_message.subject = [NSString stringWithFormat:@"%@ < %@ > ",fromEmail.text, subject]; test_smtp_message.delegate = self; NSMutableArray *parts_to_send = [NSMutableArray array]; NSDictionary *plain_text_part = [NSDictionary dictionaryWithObjectsAndKeys: @"text/plain\r\n\tcharset=UTF-8;\r\n\tformat=flowed", kSKPSMTPPartContentTypeKey, [messageBody.text stringByAppendingString:@"\n"], kSKPSMTPPartMessageKey, @"quoted-printable", kSKPSMTPPartContentTransferEncodingKey, nil]; [parts_to_send addObject:plain_text_part]; // to send attachment NSString *image_path = [[NSBundle mainBundle] pathForResource:BookCover ofType:@"jpg"]; NSData *image_data = [NSData dataWithContentsOfFile:image_path]; NSDictionary *image_part = [NSDictionary dictionaryWithObjectsAndKeys: @"inline;\r\n\tfilename=\"image.png\"",kSKPSMTPPartContentDispositionKey, @"base64",kSKPSMTPPartContentTransferEncodingKey, @"image/png;\r\n\tname=Success.png;\r\n\tx-unix-mode=0666",kSKPSMTPPartContentTypeKey, [image_data encodeWrappedBase64ForData],kSKPSMTPPartMessageKey, nil]; [parts_to_send addObject:image_part]; test_smtp_message.parts = parts_to_send; Spinner.hidden = NO; [Spinner startAnimating]; ProgressBar.hidden = NO; HighestState = 0; [test_smtp_message send]; } }else { UIAlertView *alertNoconnection = [[UIAlertView alloc] initWithTitle:@"?????" message:@"?? ???? ???? " delegate:self cancelButtonTitle:@"?????" otherButtonTitles:nil, nil]; [alertNoconnection show]; } } but when I tried to send it gives me the following Exception: *** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '*** -[NSCFString appendString:]: nil argument' and it highlighted this line in SKPSMTPMessage.m [message appendString:[part objectForKey:kSKPSMTPPartMessageKey]]; and I Can't understand what is nil exactly Can Anyone help me in this issue? Thanks in Advance.

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  • Displaying and capturing c# exceptions

    - by Frank Meulenaar
    I have a c# program which throws a NullReferenceException(). When I start this on my Vista machine, it gives the familiar screen "Foo has stopped working". I can easily click on 'details' to see what went wrong. On one XP machine there's no warning at all: the program just quits, and on another XP I get the "Foo has encountered a problem..." message. Is there a way I can change this (XP's) setting? Furthermore, I would like to have this error message written to a log file, so I can see what went wrong if somebody else uses my program. Is there a way I can send the uncaught exceptions to a file?

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  • Perl: Asynchronous file monitoring

    - by Hussain
    I am wondering if it is possible, and if so how, one could create a perl script that constantly monitors a file/db, and then call a subroutine to perform text processing if the file is changed. I'm pretty sure this would be possible using sockets, but this needs to be used for a webchat application on a site running on a shared host, and I'm not so sure sockets would be allowed on it. The basic idea is: -create a listener for a chat file/database -when the file is updated with a new message, call a subroutine -the called subroutine will send the new message back to the browser to be displayed Thanks in advance.

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  • How to use FBJS to get the language preference of the user?

    - by ed.talmadge
    I'm modifying an existing FaceBook application. The FaceBook application is generated by another application, so I don't have much control over it. I can only add html/javascript. My goal is to use FBJS to detect the current language setting of the user and display a different message depending on their language. For example, if the user has their language setting set to Spanish, then I would like to show a message in Spanish on my FaceBook application. How can I do this?

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  • MessageContract serialization with DCS

    - by kurtaj
    Is there a way to make the DataContractSerializer serialize a [MessageContract] the same way it appears when transmitted over SOAP? I have a class that appears as follows on the wire for a WCF call: <TestRequest xmlns="http://webservices.test.com/ServiceTest/1.1"> <Name>Just Me</Name> </TestRequest> When serializing using the DCS, it looks like this: <TestRequest xmlns:i="http://www.w3.org/2001/XMLSchema-instance" z:Id="1" xmlns:z="http://schemas.microsoft.com/2003/10/Serialization/" xmlns="http://schemas.datacontract.org/2004/07/ServiceTest"> <_x003C_Name_x003E_k__BackingField z:Id="2">Just Me</_x003C_Name_x003E_k__BackingField> </TestRequest> I'm convinced this inconsistency is because my class is marked up as a message contract instead of a data contract: [MessageContract] [Serializable] public class TestRequest { [MessageBodyMember] public string Name { get; set; } } Is there a way to make the DCS serialize messages the same way WCF does when it creates a SOAP message?

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  • scanf formatting issue

    - by da_rockwilder
    I have a log file with the following format: INFO 2011-03-09 10:26:15,270 [user] message I want to parse the log file using PHP: // assume file exists and all that $handle = fopen("log_file.txt", "r"); while ($line_data = fscanf($handle, "%s %s %s [%s] %s\n")) { var_dump($line_data); } fclose($handle); When I run this code I get: [0]=> array(5) { [0]=> string(4) "INFO" [1]=> string(10) "2011-03-09" [2]=> string(12) "10:26:15,270" [3]=> string(5) "user]" [4]=> NULL } // snip It appears the closing bracket in the format string ("%s %s %s [%s] %s") is disrupting the rest of the line from getting parsed. I checked the PHP docs for scanf (as suggested by fscanf), and I didn't see anything mentioning having to escape a left bracket. Any suggestions on how to get the 4th and 5th elements to look like "user" and "message" respectively?

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  • Passing arguments to anonymous inner classes

    - by synic
    I'm trying to make an API library for our web services, and I'm wondering if it's possible to do something like this: abstract class UserRequest(val userId: Int) { def success(message: String) def error(error: ApiError) } api.invokeRequest(new UserRequest(121) { override def success(message: String) = { // handle success } override def error(error: ApiError) = { // handle the error } } I'm talking about passing parameters to the anonymous inner class, and also overriding the two methods. I'm extremely new to Scala, and I realize my syntax might be completely wrong. I'm just trying to come up with a good design for this library before I start coding it. I'm willing to take suggestions for this, if I'm doing it the completely wrong way, or if there's a better way. The idea is that the API will take some sort of request object, use it to make a request in a thread via http, and when the response has been made, somehow signal back to the caller if the request was a success or an error. The request/error functions have to be executed on the main thread.

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  • ea: import requirements from csv file

    - by bolekprez
    During import requirements from csv file I have a message: Bad object type when creating new record of type '' File I was trying to import: GUID$Name$Notes$Scope {BF467CF6-FF97-4dd4-894C-3F09E713678C}$NameOfReq$description$Public {71B26F9A-5418-499e-B635-F2DB158D3FF1}$Requirement1$$Public {0}$Requir1$blah$Public First 2 (+header) lines becomes from existing requirements and there is no problem with import. Last line should create a new object of requirement in enterprise architect, but there is a message mentioned above. Any solution? How should proper file to create (import from csv file) a new requirements look like?

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  • Characteristics of an Initialization Vector

    - by Jamie Chapman
    I'm by no means a cryptography expert, I have been reading a few questions around Stack Overflow and on Wikipedia but nothing is really 'clear cut' in terms of defining an IV and it's usage. Points I have discovered: An IV is pre-pended to a plaintext message in order to strengthen the encryption The IV is truely random Each message has it's own unique IV Timestamps and cryptographic hashes are sometimes used instead of random values, but these are considered to be insecure as timestamps can be predicted One of the weaknesses of WEP (in 802.11) is the fact that the IV will reset after a specific amount of encryptions, thus repeating the IV I'm sure there are many other points to be made, what have I missed? (or misread!)

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  • How do I get a MessageBox like information window to appear in Java?

    - by John McClane
    I'm learning Java and I have no idea how to do this. I dragged a button on the form in Netbeans, double clicked it and it created this event: @Action public void HelloClickMethod() { JOptionPane.showMessageDialog(this, "The message!", "This is supposed to be the MessageBox title."); } This is the exception the IDE brings up. Cannot find symbol. Symbol: showMessageDialog() Edit 1 Now I changed it to this: @Action public void HelloClickMethod() { JOptionPane.showMessageDialog(this, "The message!", "This is supposed to be the MessageBox title.",JOptionPane.ERROR_MESSAGE); } However the IDE is saying I have an error in the word 'this'. "Cannot find symbol". I don't understand. Why is it so dificult and why are the errors so esoteric. :P

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  • bad file descriptor with close() socket (c++)

    - by user321246
    hi everybody! I'm running out of file descriptors when my program can't connect another host. The close() system call doesn't work, the number of open sockets increases. I can se it with cat /proc/sys/fs/file-nr Print from console: connect: No route to host close: Bad file descriptor connect: No route to host close: Bad file descriptor .. Code: #include <stdio.h> #include <stdlib.h> #include <sys/socket.h> #include <netinet/in.h> #include <netdb.h> #include <string.h> #include <iostream> using namespace std; #define PORT 1238 #define MESSAGE "Yow!!! Are we having fun yet?!?" #define SERVERHOST "192.168.9.101" void write_to_server (int filedes) { int nbytes; nbytes = write (filedes, MESSAGE, strlen (MESSAGE) + 1); if (nbytes < 0) { perror ("write"); } } void init_sockaddr (struct sockaddr_in *name, const char *hostname, uint16_t port) { struct hostent *hostinfo; name->sin_family = AF_INET; name->sin_port = htons (port); hostinfo = gethostbyname (hostname); if (hostinfo == NULL) { fprintf (stderr, "Unknown host %s.\n", hostname); } name->sin_addr = *(struct in_addr *) hostinfo->h_addr; } int main() { for (;;) { sleep(1); int sock; struct sockaddr_in servername; /* Create the socket. */ sock = socket (PF_INET, SOCK_STREAM, 0); if (sock < 0) { perror ("socket (client)"); } /* Connect to the server. */ init_sockaddr (&servername, SERVERHOST, PORT); if (0 > connect (sock, (struct sockaddr *) &servername, sizeof (servername))) { perror ("connect"); sock = -1; } /* Send data to the server. */ if (sock > -1) write_to_server (sock); if (close (sock) != 0) perror("close"); } return 0; }

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  • ASP.Net MVC Ajax form with jQuery validation

    - by Tomas Lycken
    I have an MVC view with a form built with the Ajax.BeginForm() helper method, and I'm trying to validate user input with the jQuery Validation plugin. I get the plugin to highlight the inputs with invalid input data, but despite the invalid input the form is posted to the server. How do I stop this, and make sure that the data is only posted when the form validates? My code The form: <fieldset> <legend>leave a message</legend> <% using (Ajax.BeginForm("Post", new AjaxOptions { UpdateTargetId = "GBPostList", InsertionMode = InsertionMode.InsertBefore, OnSuccess = "getGbPostSuccess", OnFailure = "showFaliure" })) { %> <div class="column" style="width: 230px;"> <p> <label for="Post.Header"> Rubrik</label> <%= Html.TextBox("Post.Header", null, new { @style = "width: 200px;", @class="text required" }) %></p> <p> <label for="Post.Post"> Meddelande</label> <%= Html.TextArea("Post.Post", new { @style = "width: 230px; height: 120px;" }) %></p> </div> <p> <input type="submit" value="OK!" /></p> </fieldset> The JavaScript validation: $(document).ready(function() { // for highlight var elements = $("input[type!='submit'], textarea, select"); elements.focus(function() { $(this).parents('p').addClass('highlight'); }); elements.blur(function() { $(this).parents('p').removeClass('highlight'); }); // for validation $("form").validate(); }); EDIT: As I was getting downvotes for publishing follow-up problems and their solutions in answers, here is also the working validate method... function ajaxValidate() { return $('form').validate({ rules: { "Post.Header": { required: true }, "Post.Post": { required: true, minlength: 3 } }, messages: { "Post.Header": "Please enter a header", "Post.Post": { required: "Please enter a message", minlength: "Your message must be 3 characters long" } } }).form(); }

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  • Confirm delete of record, from method

    - by Melt
    Hi all, How can I pop up a message box to confirm a delete, from inside a method? Normally i would just use the following line in my button: OnClientClick="return confirm('Are you sure you want to delete this comment?');" However this delete method can also be called by a querystring, so I need the confirm message box functionality in the method, please? // delete comment method private void DeleteComment() { int commentid = Int32.Parse(Request.QueryString["c"]); // call our delete method DB.DeleteComment(commentid); } I can't click the button through code, because it doesn't fire the OnClientClick event btnDelete_Click(null, null); Regards Melt

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  • Castle Windsor Controller Factory and RenderAction

    - by Bradley Landis
    I am running into an issue when using my Castle Windsor Controller Factory with the new RenderAction method. I get the following error message: A single instance of controller 'MyController' cannot be used to handle multiple requests. If a custom controller factory is in use, make sure that it creates a new instance of the controller for each request. This is the code in my controller factory: public class CastleWindsorControllerFactory : DefaultControllerFactory { private IWindsorContainer container; public CastleWindsorControllerFactory(IWindsorContainer container) { this.container = container; } public override IController CreateController(RequestContext requestContext, string controllerName) { return container.Resolve(controllerName) as IController; } public override void ReleaseController(IController controller) { this.container.Release(controller); } } Does anyone know what changes I need to make to make it work with RenderAction? I also find the error message slightly strange because it talks about multiple requests, but from what I can tell RenderAction doesn't actually create another request (BeginRequest isn't fired again).

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  • How to get the stream of a public Facebook fanpage in php?

    - by Bundy
    Hi, I want to display my public fanpage feed onto my website via the Facebook API without requiring a login. I'm doing this require_once('../includes/classes/facebook-platform/php/facebook.php'); $fb = new Facebook($api_key, $secret); $fb->api_client->stream_get('',$app_id,'0','0','','','','','')); But I get this error Fatal error: Uncaught exception 'FacebookRestClientException' with message 'user id parameter or session key required' in includes/classes/facebook-platform/php/facebookapi_php5_restlib.php:3065 Stack trace: #0 includes/classes/facebook-platform/php/facebookapi_php5_restlib.php(1915): FacebookRestClient->call_method('facebook.stream...', Array) #1 facebook/api.php(12): FacebookRestClient->stream_get('', 13156929019, '0', '0', 30, '', '', '', '') #2 {main} thrown in includes/classes/facebook-platform/php/facebookapi_php5_restlib.php on line 3065 Then I figured, because of 'user id parameter or session key required', to add my user id to the call require_once('../includes/classes/facebook-platform/php/facebook.php'); $fb = new Facebook($api_key, $secret); $fb->api_client->stream_get(502945616,13156929019,$app_id,'0','0','','','','','')); But then I got this error Fatal error: Uncaught exception 'FacebookRestClientException' with message 'Session key invalid or no longer valid' I'm totally clueless :)

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  • How do I create Ntlm Type 1 and Type 3 messages in .Net

    - by brj011
    I need to create Type 1 message and Type 3 message for NTLM handshaking. Is there any .Net API for this? Essentially, the application is WPF based, but Socket is used in order to stream data from the server. Use of socket is a technical requirement, but the problem is when user needs to connect to the server using a proxy server. Further, if the proxy authorization is based on Ntlm, the client application needs to create Type 1 and Type 3 messages in order to handshake with the proxy server. My question is: Is there any API already available in .NET libraries that can be consumed in order to create these different types of NTLM messages? Any help or alternatives will be greatly appreciated. Thanks in advance.

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